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NFRC Staff



Deborah Callahan, CAE
Chief Executive Officer
Phone: 301-589-1776

Deborah Callahan is the NFRC Chief Executive Officer (CEO), formerly she was the Chief Operating Officer and, prior to that, the Deputy Executive Director. She has been with NFRC since 2005, and has 25 years of experience in association management. Deb holds a BA and MA in history, and is a Certified Association Executive (CAE), a Certified Professional Mediator, and a HR Professional – awarded from the professional organizations to which she belongs: American Society of Association Executives, Association of Conflict Resolution, and the Society for Human Resource Management, respectively.
Dennis Anderson, LAP Manager

Dennis Anderson

Technical Manager
Direct: 240-821-9514
Dennis Anderson is the Laboratory Accreditation Program (LAP) Manager at the NFRC. He served a tour of duty with the U.S. Army before going to college to earn a BS Engineering Degree from St. Cloud State University (Minnesota). Dennis got his start in the fenestration industry in 1992 as a laboratory technician with Twin City Testing and obtained NFRC accreditation for them to conduct thermal testing and simulations. Eight years later, he joined Architectural Testing, Inc. as laboratory manager that furthered his experience in the industry. The experience gained in testing has been invaluable with the responsibilities as NFRC's LAP manager. Contact Dennis if you have any questions about NFRC laboratories, certified simulators, or NFRC technical subcommittees.


Tom Barnett
Senior Director, Programs
Direct: 240-821-9501

Tom Barnett is the Senior Director of Programs for NFRC. Before joining NFRC, Tom worked within the corporate R&D groups for Georgia Pacific and Masco Corporation in various product development and innovation leadership positions for the past 10 years. Prior to that, Tom held various product design and development, project management, and innovation leadership positions across several retail and commercial product categories. Tom is a graduate of the United States Military Academy with a BS in Engineering and also has an MBA from Indiana University-South Bend.



Robin Y. Clayton, CAE
Director of Finance and Administration
Direct: 240-821-9503

Robin Clayton serves as the Director of Finance and Administration. Since 2005, Robin has been responsible for the financial stewardship of NFRC. In this role, she is responsible for budgeting, financial reporting and the administrative operations. Prior to joining NFRC, Robin has served as Controller at the American Nurses Association and as Staff Accountant at the Brady Campaign. Robin has 30 years of experience in the accounting field. She graduated with a BS in accounting from Hampton University. Robin may be contacted with questions regarding NFRC's finances.


John D'Anna
Business Development Manager
Direct: 240-821-9502

John has nearly 15 years of experience within the supply chain and business development sector in both foreign and domestic markets.  He was part of a team that successfully patented two products/processes relating to supply chain management through his former employer Masco Cabinetry.
John is an active member of the US Green Building Council and is also a member of the Green Garage in Detroit, an environmental organization that teaches and offers the benefits of utilizing green building construction practices throughout city and state planning.  John is involved in volunteer work with organizations such as Habitat for Humanity and has offered his time teaching the industry's best practices at numerous conferences throughout the country. 
Jessica Finn, Membership Coordinator

Jessica Finn

Meetings and Membership Manager
Direct: 240-821-9512
Jessica Finn received her undergraduate degree in Human Relations from High Point University and her Master’s Degree in International Non-governmental Organizations from Webster University in London. Jessica was a United States Peace Corps volunteer for two years in St. Lucia where she specialized in community and youth development. She has been with NFRC since 2011, which was her introduction to the fenestration industry. Contact Jessica if you have any questions about NFRC meetings, your membership status, or becoming an NFRC member.



Scott Hanlon
Director of Programs
Direct: 240-821-9519

Scott Hanlon is the Program Director for NFRC. Though he has been with NFRC since 2006, Scott has worked in the fenestration industry since 1995. With an Associate’s Degree in drafting and design, Scott began his professional life as a graphic designer, before using those same skills to become a certified simulator at NCTL, and then moving to NFRC to become the LAP Manager. As NFRC grew, so did Scott’s role, as he now manages all technical and ratings programs for NFRC as the Programs Director. He also holds a BS in Business Management from the University of Phoenix. Contact Scott if you have any questions about any of NFRC’s Programs.



Tom Herron
Director, Communications and Marketing
Direct: 240-821-9505

Tom Herron has been connecting people with NFRC’s mission since 2007. He has worked in marketing and communications since 1985 and has held positions as a newspaper reporter, account manager, and marketing manager. Tom serves on the U.S. Green Building Council’s (USGBC) Educational Outreach Committee in Southern Nevada, providing regular contributions to its monthly newsletter. Tom also serves on the Board of Directors for the Sustainable Buildings Industry Council. Tom is the recipient of 1994 Excellence in Journalism award for the Maryland Chapter of the Society of Professional Journalists and is a member of the Phi Kappa Phi and Lambda Pi Eta honor societies. He is also a LEED Green Associate and holds an MBA from the University of Maryland University College.

Contact Tom for information on NFRC's Marketing efforts, to request permission to reprint, for permission to reuse an NFRC image or label, and as the primary contact for NFRC Communications.

Airienne Jeffery, PCP Coordinator
Airienne Jeffery
PCP Coordinator
Direct: 240-821-9518

Airienne Jeffery, the NFRC PCP Coordinator, joined staff in 2013. Though new to this industry, Airienne has many years of experience coordinating programs for the insurance industry, including litigation claims and claims filed against the State of Maryland. She earned her BBA in marketing from Howard University. Contact Airienne with any questions regarding the PCP Program or billing.

NFRC Staff photo - Paul Johnson

Paul Johnson
Staff Accountant 
Direct: 240-821-9517

Paul Johnson has served NFRC accounting since March 2015. His essential tasks include, but are not limited to preparing documentation and posting journal entries to computerized accounting software, maintaining accounts in a computerized database, as well as reconciling accounts receivable and general ledger accounts. He is an executive board member since January 2012 of the Pauperism Project, Inc.,  a non-profit organization in the DC area that aids those in destitute conditions. Duties include recognizing and upholding all fiduciary responsibilities vested in the board and actively participating in decisions made by the board on behalf of the members. He has received his BS in Business Administration, minoring in Finance from Delaware State University. He may be contacted with questions regarding invoices, charges, and record adjustments.
Robin Merrifield, Communications Manager

Robin Merrifield

Communications Manager
Direct: 240-821-9513

Robin Merrifield is the Communications Manager for NFRC. She joined NFRC in 2009 to assist in managing the NFRC technical and program documents and has taken on more duties as part of the Communications team at NFRC. Prior to joining NFRC, Robin worked for a healthcare research non-profit organization for 19 years, starting as membership coordinator and ending as Director of Education, with stops in every department on the non-profit along the way. Robin is a member of the American Society of Association Executives (ASAE). Contact Robin if you have questions about consumer education, NFRC documents, the NFRC Retailer Assistance Program, or if you have ideas for consumer outreach.



Una Moneypenny
Director of Applications Development
Direct: 240-821-9509

Una Moneypenny has worked in the information technology field for over twenty years as a communication specialist, Web developer and project manager. Prior to arriving at NFRC, Una spent eighteen years at Cornell University working in the fields of Publishing, Editing, Resource and Environmental Economics, Commodity Promotion Research and Computer Science. Una has been with NFRC since 2010. Contact Una with questions regarding NFRC's Enterprise level Applications and software development solutions.


Stewart Nicholas
Manager, NFRC Software Applications
Direct: 240-821-9506

Stewart Nicholas serves as Manager, NFRC Software Applications.  Before joining NFRC he provided oversight of the WDMA/NFRC Certification Program at Administrative Management Systems, Inc. (AMS, Inc.).  Prior to his involvement with NFRC certification he served over 10 years as a uniformed member of the U.S. Army Signal Corps.  In 2006 he traveled to the nation of Afghanistan, with the U.S. Army’s 10th Mountain Division, in support of Operation Enduring Freedom.  Stewart is a graduate of SUNY Empire State College, where he studied Information Technology and Information Systems.
Jen Padgett, CMA Program Technical Coordinator

Jen Padgett

Applications Support Specialist
Direct: 240-821-9515
Jen Padgett has been with NFRC since 2009, coming to us from Philips Products, a residential window company based in Elkhart, IN with plants across the country. While at Philips, she worked exclusively with NFRC and Air Water Structural to assist with rating their products. Contact Jen with any question regarding support for the Component Modeling Approach Software Tool (CMAST).  Jen also assists with the CMA Product Certification Program (CMA), and applications development at NFRC. 

Kristin Pate, Executive Assistant  

Kristin Pate
Executive Assistant
Direct: 240-821-9504

Kristin Pate recently joined NFRC in 2016 as an Executive Assistant, bringing with her extensive experience in administrative support and customer relations.  She holds a B.A. in sociology from the University of Maryland.
Michelle Scism, IVP Coordinator
Michelle Scism
Quality and Compliance Manager
Direct: 240-821-9511


Michelle is the Quality and Compliance Manager for NFRC. Though she is new to the fenestration industry, her BS in Ecology and Environmental Biology from Appalachian State University and her LEED AP credential, gives her a background in building energy considerations that translates well in her current position. Prior to NFRC, Michelle put her project coordination and logistics skills to use at a fair trade chocolate company and at a civil engineering consulting firm. Contact Michelle if you have any quality or compliance issues.
Sherri Wendt, CAP Manager
Sherri Wendt
Applications Support Specialist
Direct: 240-821-9516

Sherri Wendt, Applications Support Specialist, has been with NFRC since 2008. With a background in architectural drafting, Sherri was an NFRC Certified Simulator at Architectural Testing, Inc., prior to joining NFRC staff. Contact Sherri any questions regarding support for the Certified Products Directory (CPD) (support[at]  Sherri can also help with the NFRC Product Certification Program (PCP) or the NFRC Certification Agency Program (CAP).


Dan Womer
Independent Verification Program Coordinator
Direct: 240-821-9510

Dan joined the NFRC staff in August 2015 as the IVP Coordinator and is excited to join the fenestration industry. Previously he worked for six years at Cigna Health, managing their provider database and honing his skills in data analysis and process improvement. He also had a short stint in the industrial laundry sales field. Contact Dan with questions about the NFRC IVP Program. 

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